CN1143794C - Bag filling apparatus and method - Google Patents

Bag filling apparatus and method Download PDF

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Publication number
CN1143794C
CN1143794C CNB00803611XA CN00803611A CN1143794C CN 1143794 C CN1143794 C CN 1143794C CN B00803611X A CNB00803611X A CN B00803611XA CN 00803611 A CN00803611 A CN 00803611A CN 1143794 C CN1143794 C CN 1143794C
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CN
China
Prior art keywords
bag
hopper
sack
pair
goods
Prior art date
Application number
CNB00803611XA
Other languages
Chinese (zh)
Other versions
CN1340014A (en
Inventor
托马斯・W・德鲁格
托马斯·W·德鲁格
・A・威辛顿
斯蒂芬·A·威辛顿
斯・格里林
道格拉斯·格里林
Original Assignee
艾伯塔太阳花种子有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CA 2262276 priority Critical patent/CA2262276C/en
Priority to CA2,262,276 priority
Application filed by 艾伯塔太阳花种子有限公司 filed Critical 艾伯塔太阳花种子有限公司
Publication of CN1340014A publication Critical patent/CN1340014A/en
Application granted granted Critical
Publication of CN1143794C publication Critical patent/CN1143794C/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10Applying or generating heat or pressure or combinations thereof
    • B65B51/18Applying or generating heat or pressure or combinations thereof by endless bands or chains
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/26Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
    • B65B43/34Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure
    • B65B43/36Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure applied pneumatically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B65B43/46Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers
    • B65B43/465Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers for bags

Abstract

Automated apparatus for filling of a bag with a loose commodity comprises a bag filling station (20) for dispensing commodity into a bag; a wicket (22) for feeding a stacked and interconnected array of empty bags (46); and a conveyor (54) for removing filled bags from the filling station. Reciprocating clamps (50) grip the open mouths of the filled bags, and transfer the filled bags away from the filling station, with a subsequent bag being drawn into appropriate position for filling by means of the connection formed between the contacting bags.

Description

Bagging equipment and method

Invention field

The present invention relates to a kind of packing technique, specifically, the present invention relates to a kind of equipment and method, its by automated installation with loose goods for example seed or cereal pack in the bag, and the sack that will fill goods is sent to bag sealing station or other processing equipment.

Background of invention

The bulk freight for example pack of seed or cereal needs automation equipment, and the goods that is used for sequentially will measuring quantity or the weight uncovered bag of packing into is transported to bag one heat-sealing station then or other is used for bag is carried out the osed top device.Usually in this equipment, bulk freight is loaded in the uncovered bag by hopper.Behind the goods of having adorned mensuration quantity, bag is removed from hopper, and unloaded on the slave unit.Common single bag sequentially is arranged on below the hopper.Modern goods is handled this bagging equipment of operation requirements, it can be operated fast and efficiently, the phenomenon that is the bag (when passing through the hopper conveying articles, one of them bag is missed) of neglected loading, the bag that tears or the bag that damages or two bag coincidences is reduced to minimum level.

Usually utilize automation equipment can obtain rapidity and accuracy with removable manipulator or other clamping element, described clamping element is used for before pack, during the pack and after the pack for single bag operation.For example publication number is 2,091,471 Canadian patent application (the invention people is Huwelmann) has been introduced a kind of bagging equipment with relative clamping device, and described clamping device is used for the upper end of opening wide of clamping bag and keeps bag to open wide, so that by hopper or similar tool pack.Same U.S. Pat 4,172,349 (the invention people is Lipes) has been introduced and has been utilized a pair of relative clamping element that bag is opened wide, and described clamping element is used for two relative bag angles of clamping bag and keeps sack to open wide.U.S. Pat 4,651,506 (the invention people is Lerner) have been introduced similar configuration.

US Patent 4,124,966 (the invention people is Wilson) disclose a kind of bagging equipment, this equipment comprises that one is positioned at top hopper and a bag feedway, described feedway is used for the bag that sack opens wide is placed in the hopper below, and the bag after will being loaded is subsequently carried from hopper towards the bag closing appliance.Bag is originally by a pair of first manipulator clamping, described first pair of manipulator is fully wide sackholder is held in unlimited position, subsequently by a pair of second narrow manipulator, the end opposite of bag is drawn back each other, make that the both sides of bag are close to each other, described bag be transported to hot sealing device or similarly install.This equipment more complicated because its needs two pairs of movably manipulators, is held in open position with sackholder and subsequently the both sides of bag is pulled in together independent function to carry out.This two-step action makes this equipment complexity, and is difficult to operation under the desired fast state of modern packaging factory.

A requirement to this equipment is, can exactly and apace single bag be transported to the pack station from the bag Provisions, subsequently bag is placed on the belt conveyor, is transported to heat-sealing station or other bag processing subsystem.If bag is transmitted between variant station effectively, this order can be carried out effectively.

Another kind of what fully do not emphasized in the prior art is to need a kind of simple, efficient and fast speed device, and by this device, empty bag is by clamping respectively and be positioned at uncovered state, so as from hopper or other filling device the loose goods of reception.

Usually be desirable to provide a kind of simple but reliable, high-revolving equipment, thereby under the state that sack opens wide, empty bag can and be transported to the pack station by clamping sequentially, is transported to a bag belt conveyor then.Useful is that along with the belt conveyor that is transported to the downstream, each bag can be drawn as closure state.Because downstream conveyor is transported to the heat-sealing station that comprises a pair of warm-up mill or heating tape with bag usually, therefore wish that described equipment is pulled in the side of bag together, form the upper area of a flat bag, so that seal.

Summary of the invention

In view of this, the purpose of this invention is to provide a kind of bagging equipment and method of improvement, by this equipment and method, each bag quilt is clamping and location selectively, so that loaded separately, along substantial transverse bag is removed from the pack station then, bag is sent to the belt conveyor in downstream.Another object of the present invention provides a kind of device, and by this device, along with bag is sent to the belt conveyor in downstream, the bag after being loaded is roughly closed usually on its top, uses this mode, makes it possible to make things convenient for to such an extent that the top of bag is sealed.

According to above-mentioned purpose, on the one hand, the invention provides a kind of being used for pack into the bagging equipment of bag of loose goods is comprised: a bag door shape thing that is used for the empty bag of clamping interconnected array; The discharging hopper of a bottom-open; A device that is used for described bag is arranged on according to priority described hopper below; Hold device with a sackholder, when packed fill out goods after, described sackholder is held device makes described bag closed and described bag removed from the hopper position, described bag has relative side and relative bag angle; Wherein, described hopper comprises that the actuating device that makes the reciprocal perpendicular movement of described hopper and one can insert in the described bag so that make described bag be in the hopper mouth of an open position in the filling process; Described sackholder is held device and comprised: first pair of arm, the end of each arm are a manipulator that hangs downwards; Second pair of arm, its between described first pair of arm and the end of each arm be a corresponding manipulator that hangs downwards; Described second pair of arm driven by first reciprocating drive unit, being used on even keel assembles and split movement, therefore, at converged position, the manipulator of described second pair of arm is configured to insert the sack that bag opens wide, in described deployed position, described second pair of manipulator is configured to be pulled outwardly two relative bag angles of bag, thereby two relative sides of described bag are pulled in together; Second reciprocating drive unit is used to reduce described second pair of manipulator, makes them enter the sack that described bag opens wide; The 3rd reciprocating drive unit is used to make described second pair of manipulator and described first and second pairs of arms in series to withdraw on the direction away from described bag door shape thing of level, described bag in clamping simultaneously, is used for the empty bag of the next one is pulled to described hopper below from described door shape thing.

Described hopper mouth comprises a pair of reciprocating pawl element, when described pawl element is in closed state, stop described loose goods from hopper, to flow out, described pawl element can insert the sack of described bag, when described pawl element is in open configuration, loose goods is flowed out from hopper, keep described sack to open wide simultaneously.

Comprise that also a sack opens wide element, be used for before inserting described hopper mouth, initially making described bag to open.

Described sack opens wide element and comprises an air nozzle, is used for air-flow is blown into the sack of described bag.

Also comprise a feedway, be used for receiving bag after being loaded there from described manipulator, described feedway comprises: the band assembly of a pair of coplanar normal-running fit basically, described band assembly are mounted reciprocally to assemble and to separate, therefore, under separated position, described band assembly is separated from each other, and is used to receive described bag, under converged state, described band assembly is closed together fully, with described bag of clamping and conveying described bag between the two; Actuating device, be used for driving at least one band of described band rotationally and be used for driving described band assembly at least one the band assembly between described converged position and disconnected position, move.

Also comprise a controller, be used for the operation that control convenience carries out following order: the bag that near small part is uncovered is positioned at the below of described hopper; Described hopper moves downward, and therefore, described pawl element extends into the sack that opens wide of first bag of described bag at least in part, and the described goods of some is packed in the bag; Described sackholder is held device to described hopper cross motion, and therefore, the described manipulator of described second pair of parallel arms is positioned substantially at the top of the sack of described bag; The described manipulator of described second pair of parallel arms moves downward and enters described bag; Described hopper upward movement is away from described bag; The split movement of the described manipulator of described second pair of parallel arms is tightened the sack of described bag, and described sackholder is held between first and second pairs of cooresponding manipulators of parallel arms; Therefore described bag cross motion, is removed the bag after the filling with away from described bag door shape thing from door shape thing, and with one second bag correct position that laterally moves to described hopper below, and separate described bag; And the bag after will loading is transported to a bag sealing station.

Described door shape thing is downward-sloping, carries described bag to described pack station at least in part to utilize gravity.

Described bag door shape thing also comprises a cutting edge element, along with described bag is pulled to described hopper, is used to cut off the upper area of described bag.

On the other hand, the present invention also provides a kind of and has been used for the loose goods bag of packing into, and the bag after will being loaded is sent to the method for processing equipment, and it comprises the steps: to provide one to be used for from the source of goods of the loose merchandize of hopper discharging; On door shape thing device, the arrangement of the stacking of flat bag is set, according to priority single bag is sent to the described loose source of goods, each described bag has a sack, two relative sides and relative end; Make described bag open and discharge the described goods of predetermined quantity according to priority; Bag after being loaded is removed from the described source of goods, be transported to the conveyer or the processing equipment in downstream; Wherein described bag is arranged to a kind of arrangement of interconnection; A hopper is set, and it has a upper area that is used to receive described loose merchandize and one and is used for described loose merchandize is discharged into lower area in the sack that described bag opens wide, and described lower area is made of a pair of reciprocating pawl; Described hopper is elevated to first raised position; Bag is arranged on the below of described hopper; Described hopper is reduced to the second place, and described pawl extends into the sack of described bag; Open described pawl and be used to discharge described goods, keep described bag to open wide simultaneously; The described hopper that raises makes it return described primary importance; Bag after clamping is loaded by being pulled outwardly the relative bag angle of described bag, described bag relative side is pulled in together, thereby the sack that described bag is opened wide is closed basically; On a horizontal direction away from described door shape thing device, bag after being loaded is removed from the described source of goods, simultaneously the bag after the described filling links to each other with second empty bag, thereby second bag of described interconnected bags is pulled to below the described source of goods so that load described loose merchandize; Along the direction of an approximate horizontal, the bag after described being loaded is carried towards the processing equipment in described conveyer or downstream.

By static charge that produces between the bag or the surface tension that adjacent bag is clamped together releasedly, make the bag of described interconnected array form a continuous band.

By the mechanical connection between the described bag, make the bag of described interconnected array form a continuous band.

Above roughly introduced the present invention, by the description that the example of being recommended is carried out, it is clearer that characteristic of the present invention will become.

Employed directional reference is relevant with the longitudinal axis of equipment in the specification sheets, comprises the overall movement direction of pouch step bag afterwards, just arrives from the pack station and seals station or other downstream device.

Brief description

Fig. 1 is a planar view of seeing from the top, has shown equipment according to the invention;

Fig. 2 is the transparent view of equipment, and the belt conveyor under closure state has been described;

Fig. 3 is another transparent view, has shown the belt conveyor under open configuration;

Fig. 4 is another transparent view of equipment;

Fig. 5 is another transparent view of equipment;

Fig. 6 is the part lateral plan of equipment;

Fig. 7 a~Fig. 7 i is the continuous transparent view of the part of equipment, has shown the operating process of equipment;

Fig. 8 is the transparent view of the part of equipment, has shown another example of the present invention;

Fig. 9 is another transparent view of equipment shown in Figure 8;

Figure 10 is the lateral plan of environment division shown in Figure 8.

Detailed description of preferred embodiment

With reference to the accompanying drawings, be supported on the framework 16 with numeral 10 equipment of representing.Equipment comprises a pack station 20, and it has associated bag door shape thing station 22 and one bag of transfer station 26.But the pack station comprises the hopper 28 of a up-and-down movement, and it is driven by an air cylinder 30, to carry out reciprocal perpendicular movement.Supply line 32 with cereal or other loose, the loose packed goods (not shown) hopper 28 of packing into.Utilize the outflow of an expandable pawl structure 34 control goods from hopper 28, described pawl structure has been determined the bottom of hopper 28 and has been comprised a fixed jaw element 36 and movable pawl element 38 that one can be rotated around horizontal axis.Utilize an air cylinder 40 that is installed on the hopper 28, movable pawl element 38 is driven reciprocally motion, separates with fixed jaw element 36 and assembles.In make position shown in Figure 2, corresponding pawl structure 34 is closed, and goods can not flow out from hopper 28.At the disconnected position shown in Fig. 7 c, pawl structure 34 is opened, and quantitative goods is flowed out from hopper 28.

Bag door shape thing station 22 comprises a box-like supporting structure 43 that is installed on the framework 16, and it can combine with hopper 28 slidably.The air cylinder 30 that drives hopper 28 is installed in the top of supporting structure 43.The characteristic at door shape thing station 22 is to have an opposite house shape construction element 44, can hang thereon smooth pile up be used to freight the empty bag 46 of thing.Door shape construction element is downward-sloping, utilizes gravity to force bag trend pack station.Pair of holes 48 extends through bag 46 the upper rim of the opposite flank of adjoining bag to combine with door shape construction element 44.Bag 46 is connected to each other, to form constantly a band or a chain.

On the other hand, Fig. 8~Figure 10 has shown the door shape thing station of another kind of configuration.In this structure, door shape thing station 200 comprises an opposite house shape thing arm 202, and it is downward-sloping towards the pack station, thereby utilizes gravity to provide bag 46 to the pack station.Door shape thing arm 202 stops at door shape thing knife assembly 206 places that are installed in the plate shape on the shape thing station 22.Door shape thing cutter 208 forms the connecting panel of a set square shape between plate 206 and door shape thing arm 202.Door shape thing cutter has blade 210, so that leave a shape thing station, described blade cuts off bag when bag is moved forward.The use of door shape thing knife assembly and thus to the cut-out of bag makes and more easily bag is removed from door shape thing station, compares with the motion of simply tearing of the door shape thing arm of circle, and the distance of extension was littler when bag was torn.In Fig. 9, shown that with arrow 212 point 214 from bag begins to be torn along with bag is drawn forward the direction that bag is torn when the door shape thing.

Useful is, interconnection comes from surface tension or the electrostatic force between the bag, or the mechanical force that produces by the distortion around the part of the bag in hole, thereby allows each bag to catch adjacent bag lightly.Along with each bag is filled the back and leaves a shape thing, the interconnection between the bag is enough to allow each bag bag that tractive is adjacent with it forward and the sack of the bag adjacent with it is opened.

Term " interconnection " comprises physical connection, for example forms by the distortion that forms interconnected adjacent bag, or comprises surface effect, for example forms the bonded assembly surface tension between adjacent bag.

Bag transfer station 26 broadly comprises a bag handgrip assembly 50; A gripper carriage assembly 52 and a bag dispatch station 54.Bag handgrip assembly 50 is applicable to the single bag 46 of clamping and each bag in turn is arranged on the below of hopper 28, is used to the goods of packing into.Behind charging bag 46, bag handgrip assembly 50 and associated gripper carriage assembly 52 are delivered to dispatch station 54 with bag, and described dispatch station receives the bag that is loaded and it is transported to heat-sealing and stands or other downstream device.

Bag handgrip assembly 50 comprises a roughly vertical base 60 of plate shape.A pair of fixed arm 62 (a) and 62 (b) laterally extend out from the two ends of base 60 respectively, point to hopper 28.The terminal of each outer arm 62 is a manipulator 64 that extends downwards.Manipulator 64 on the outer arm 62 can be adjusted, with adapt to different size, require the either large or small open bag of manipulator, to keep tightening of bag.Between fixing outer arm 62 and parallel with it be a pair of movably inner arm 66 (a) and 66 (b), described inner arm has the structure identical with outer arm, and terminal a manipulator 67 of extension is downwards arranged all.Each inner arm 66 all is installed on the base 60 and can slides with respect to base 60, and each inner arm 66 links to each other with corresponding air cylinder 70 on being installed in base 60, and air cylinder 70 is suitable for driving inner arm 66 back and forth variation between converged position and disconnected position.Inner arm 66 back and forth changes between second disconnected position shown in first converged position shown in Fig. 7 (a) and Fig. 7 (h), at described converged position, manipulator 67 on the inner arm 66 separates basically with manipulator 64 on the fixing outer arm 62, at described disconnected position, the corresponding manipulator 64 and 67 of inner arm and outer arm meets, so that the bag 46 of clamping between them.

Be clear that very much, the air cylinder of linear reciprocal movement and other similar actuating device can be substituted by any appropriate driving device, comprising device of rotation driving revolving wheel for example, driven element is installed in the position of the circumference of adjacent wheel with being hinged, so that carry out reciprocal sinusoidal motion.

Gripper carriage assembly 52 is suitable for carrying handgrip assembly 50 along three axial motions, promptly horizontal, vertical and vertical direction.Carriage assembly 52 comprises a carriage frame 80 on the framework 16 that is installed in equipment.Carriage frame 80 comprises a pair of parallel bar spaced apart 82 (a) and 82 (b), axis longitudinally, and described bar is fixedly mounted on the framework 16.Carriage 84 is with bar 82 engagements and comprise a pair of sleeve 85, is used for receiving slidably described bar, thereby allows carriage 84 along bar 82 longitudinal sliding motions.Back and forth an end of air cylinder 88 is installed on the carriage 84, and the other end is installed on the device framework 16, is used for driven bracket 84 and longitudinally moves.Upwardly extending from carriage 84 is a rectangular column 88 '.A cooresponding rectangular sleeve 90 is slidably disposed on described post 88 ' and goes up and vertically be driven with respect to described post by the reciprocal air cylinder 92 that is installed on the respective element.Be arranged on sleeve 90 sides be one second level towards rectangular sleeve 94, its axis is in the horizontal.Second sleeve 94 receives beam 96 slidably, and an end of described beam is installed on the base of handgrip assembly 50.Utilize the slip of beam 96 in second sleeve 94, handgrip assembly 50 can carry out traverse motion with respect to carriage assembly 52, and the slip of described beam 96 is driven by the air cylinder 98 that links to each other with respective element.By operation air cylinder 92, realize the perpendicular movement of handgrip assembly 50.

Utilize girder construction 100, dispatch station 54 is set on the gripper carriage assembly 52.Dispatch station 54 comprises a pair of roughly coplanar belt component 102 (a) and 102 (b).Each belt component 102 comprises a shell 104, and the two ends of shell 104 respectively are provided with a pair of rotating pulley 106, the opposite end of the driving belt 108 of a rotation of described double-type pulley 106 supportings.Electrical motor 110 driving belts 108 (a) and 108 (b).By meshing with the spur gear that is installed on the corresponding belt drive axle, cooresponding belt is adjusted to together.First shell 104 (a) and electrical motor 110 mounted thereto are fixed on the girder construction 100.Second shell 104 (b) is installed on the girder construction 100 with being hinged, so that rotate around vertical axis.When being rotated in a time-out at described shell 104 of make position (a) and 104 (b), cooresponding belt 108 (a) and 108 (b) are parallel to each other and roughly contact.In open position shown in Figure 3, belt 108 separately.When at disconnected position, belt 108 can receive a bag that is filled, and rotates to subsequently together, with the arrival make position, thereby will transfer out in the bag slave unit.

Hereinafter will introduce the operation of equipment in conjunction with Fig. 7 (a)~7 (i).

The operation of equipment is from single bag 46, first bag in the interconnected array of bag 46 supported by door shape construction element 44 and be set directly at hopper 28 below.One be installed on the shape pillar 43 air nozzle 112 with air-flow import bag 46 to the open sack of small part, so that bag is opened fully with the filling goods, and reduce and when entering in the bag 46, keep opening of bag, shown in Fig. 7 (b) at the pawl 36 of hopper 28 and 38.Hopper 28 is discharged to quantitative goods in the bag 46 then.Along with hopper discharging goods, bag handgrip assembly 50 laterally advances towards the hopper direction, shown in Fig. 7 (c)~7 (e), and descends subsequently, and shown in Fig. 7 (f), therefore, the manipulator 67 of the downward suspension of inner arm 66 extends into bag 46 open sacks.The pawl 36 of hopper 28 and 38 closures, the hopper upward movement is shown in Fig. 7 (g) and 7 (f).Simultaneously, the inner arm of handgrip 66 separately, therefore, the sack of bag 46 is tauted, and cooresponding in and between the outer manipulator 64 and 67, two relative angles of clamping bag are shown in Fig. 7 (h).Shown in Fig. 7 (i), handgrip assembly 50 is laterally withdrawn, and bag 46 end wises are sent to dispatch station 54.Follow-up bag 111 during the withdrawal of first bag 46 from the interconnected array of bag will make and arrange is pulled the below that arrives hopper 28 forward.The bag 46 that is loaded is then transmitted to dispatch station 54 by end wise along double-type bar 82.The double-type belt 108 that is in the dispatch station 54 of deployed position receives bag 46, with post-concentration, bag 46 is clamped between separately the belt 108, so that bag 46 is sent to heat-sealing station 120 or similar device.Usually, the heat-sealing station comprises a pair of heating tape, and it can directly receive bag and come from belt conveyor, and carries out heat-seal operation on bag.

The operation of equipment, the operation of specifically different air cylinders is controlled by a Central Processing Unit (CPU), and it comprises the detector that is used to survey above-mentioned different elements position, guarantees that different pressure actuators operates in collaborative mode.

Very clear, though present embodiment has used reciprocating pressure actuator, be used for the different elements of driving arrangement, any known actuating device can be used, and comprises hydraulic ram, electric power linear actuator or other similar device.

Below the present invention has been done very detailed description, thus after reading and having understood this specification sheets, for a person skilled in the art, various changes of the present invention and revise and will become obvious.So all are so changed and correction is also included within this invention, so they are in the protection domain of claims.

Claims (11)

1, a kind of being used for comprises pack into the bagging equipment of bag of loose goods: a bag door shape thing that is used for the empty bag of clamping interconnected array; The discharging hopper of a bottom-open; A device that is used for described bag is arranged on according to priority described hopper below; Hold device with a sackholder, when packed fill out goods after, described sackholder is held device makes described bag closed and described bag removed from the hopper position, described bag has relative side and relative bag angle, it is characterized in that:
Described hopper comprises that the actuating device that makes the reciprocal perpendicular movement of described hopper and one can insert in the described bag so that make described bag be in the hopper mouth of an open position in the filling process;
Described sackholder is held device and comprised: first pair of arm, the end of each arm are a manipulator that hangs downwards; Second pair of arm, its between described first pair of arm and the end of each arm be a corresponding manipulator that hangs downwards; Described second pair of arm driven by first reciprocating drive unit, being used on even keel assembles and split movement, therefore, at converged position, the manipulator of described second pair of arm is configured to insert the sack that bag opens wide, in described deployed position, described second pair of manipulator is configured to be pulled outwardly two relative bag angles of bag, thereby two relative sides of described bag are pulled in together;
Second reciprocating drive unit is used to reduce described second pair of manipulator, makes them enter the sack that described bag opens wide;
The 3rd reciprocating drive unit is used to make described second pair of manipulator and described first and second pairs of arms in series to withdraw on the direction away from described bag door shape thing of level, described bag in clamping simultaneously, is used for the empty bag of the next one is pulled to described hopper below from described door shape thing.
2, equipment according to claim 1, it is characterized in that: described hopper mouth comprises a pair of reciprocating pawl element, when described pawl element is in closed state, stop described loose goods from hopper, to flow out, described pawl element can insert the sack of described bag, when described pawl element is in open configuration, loose goods is flowed out from hopper, keep described sack to open wide simultaneously.
3, equipment according to claim 1 is characterized in that: comprise that also a sack opens wide element, be used for initially making before inserting described hopper mouth described bag to open.
4, equipment according to claim 3 is characterized in that: described sack opens wide element and comprises an air nozzle, is used for air-flow is blown into the sack of described bag.
5, according to the described equipment of claim 1, it is characterized in that: also comprise a feedway, be used for receiving bag after being loaded there that described feedway comprises from described manipulator:
The band assembly of a pair of coplanar normal-running fit basically, described band assembly is mounted reciprocally to assemble and to separate, therefore, under separated position, described band assembly is separated from each other, and is used to receive described bag, under converged state, described band assembly is closed together fully, with described bag of clamping and conveying described bag between the two;
Actuating device, be used for driving at least one band of described band rotationally and be used for driving described band assembly at least one the band assembly between described converged position and disconnected position, move.
6, equipment according to claim 2 is characterized in that: also comprise a controller, be used for the operation that control convenience carries out following order:
The bag that near small part is uncovered is positioned at the below of described hopper;
Described hopper moves downward, and therefore, described pawl element extends into the sack that opens wide of first bag of described bag at least in part, and the described goods of some is packed in the bag;
Described sackholder is held device to described hopper cross motion, and therefore, the described manipulator of described second pair of parallel arms is positioned substantially at the top of the sack of described bag;
The described manipulator of described second pair of parallel arms moves downward and enters described bag;
Described hopper upward movement is away from described bag;
The split movement of the described manipulator of described second pair of parallel arms is tightened the sack of described bag, and described sackholder is held between first and second pairs of cooresponding manipulators of parallel arms;
Therefore described bag cross motion, is removed the bag after the filling with away from described bag door shape thing from door shape thing, and with one second bag correct position that laterally moves to described hopper below, and separate described bag; And
Bag after the filling is transported to a bag sealing station.
7, equipment according to claim 1 is characterized in that: described door shape thing is downward-sloping, carries described bag to described pack station at least in part to utilize gravity.
8, equipment according to claim 1 is characterized in that: described bag door shape thing also comprises a cutting edge element, along with described bag is pulled to described hopper, is used to cut off the upper area of described bag.
9, a kind of being used for the loose goods bag of packing into, and the bag after will being loaded is sent to the method for processing equipment, it comprises the steps:
Provide one to be used for from the source of goods of the loose merchandize of hopper discharging;
On door shape thing device, the arrangement of the stacking of flat bag is set, according to priority single bag is sent to the described loose source of goods, each described bag has a sack, two relative sides and relative end;
Make described bag open and discharge the described goods of predetermined quantity according to priority;
Bag after being loaded is removed from the described source of goods, be transported to the conveyer or the processing equipment in downstream;
Described method is characterised in that:
Described bag is arranged to a kind of arrangement of interconnection;
A hopper is set, and it has a upper area that is used to receive described loose merchandize and one and is used for described loose merchandize is discharged into lower area in the sack that described bag opens wide, and described lower area is made of a pair of reciprocating pawl;
Described hopper is elevated to first raised position;
Bag is arranged on the below of described hopper;
Described hopper is reduced to the second place, and described pawl extends into the sack of described bag;
Open described pawl and be used to discharge described goods, keep described bag to open wide simultaneously;
The described hopper that raises makes it return described primary importance;
Bag after clamping is loaded by being pulled outwardly the relative bag angle of described bag, described bag relative side is pulled in together, thereby the sack that described bag is opened wide is closed basically;
On a horizontal direction away from described door shape thing device, bag after being loaded is removed from the described source of goods, simultaneously the bag after the described filling links to each other with second empty bag, thereby second bag of described interconnected bags is pulled to below the described source of goods so that load described loose merchandize;
Along the direction of an approximate horizontal, the bag after described being loaded is carried towards the processing equipment in described conveyer or downstream.
10, method according to claim 9 is characterized in that: by static charge that produces between the bag or the surface tension that adjacent bag is clamped together releasedly, make the bag of described interconnected array form a continuous band.
11, method according to claim 9 is characterized in that: by the mechanical connection between the described bag, make the bag of described interconnected array form a continuous band.
CNB00803611XA 1999-02-15 2000-02-07 Bag filling apparatus and method CN1143794C (en)

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CA2,262,276 1999-02-15

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CA2448699C (en) 2005-05-10
CA2448699F (en) 2000-08-15
EP1152945A1 (en) 2001-11-14
CN1340014A (en) 2002-03-13
EP1314646A2 (en) 2003-05-28
AU2528600A (en) 2000-09-04
EP1152945B1 (en) 2003-06-04
DE60003155D1 (en) 2003-07-10
EP1314646A3 (en) 2003-11-05
CA2262276A1 (en) 2000-08-15
US6662532B1 (en) 2003-12-16
JP2002537187A (en) 2002-11-05
US20040103619A1 (en) 2004-06-03
CA2448699A1 (en) 2000-08-15
HK1044922A1 (en) 2002-11-08
WO2000048910A1 (en) 2000-08-24
AT253499T (en) 2003-11-15
CA2262276C (en) 2004-08-10

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